Lighting fixture



FIG. 1 is a top-front perspective view of a lighting fixture showing the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a back elevational view thereof.

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a top-back perspective view thereof.

The broken line disclosure in the views represents environmental structure which forms no part of the claimed design. 

CLAIM The ornamental design for a lighting fixture, as shown and described. 